Human Chorionic Gonadotropin (HCG) was first developed to induce ovulation in females as it mimics the hormone luteinizing hormone (LH) in both females and males. It’s used by body builders and steroid users also because of this action where it can maintain testicular size and function in steroid users offering an advantage to those wishing to one day come off of steroids and recover. It will boost endogenous testosterone via direct stimulation and also sperm count by stimulating the leydig, germ and sterol cells. HCG can be used during the steroid cycle or in post cycle therapy (PCT) when the testes have atrophied and need to be directly stimulated. Each HCG vial contains 10000iu